CAN AN INVASIVE FISH SPECIES BE NATURALIZED?
CAN AN INVASIVE FISH SPECIES BE NATURALIZED?
My fellow Filipinos, in theory, an invasive fish
species will always be an invasive species no matter what. According to
Microsoft Copilot, “An invasive fish species is a type of fish
that is not native to a particular ecosystem and whose introduction causes, or
is likely to cause, harm to the environment, economy, or human health. These
species can spread rapidly and compete with native fish for resources, potentially
leading to the decline or extinction of native species”. By that definition, there
is no question that Tilapia is an invasive fish species.
By all accounts, it is very clear that Tilapia has
already caused the decline of native fish species in Philippine lakes and
rivers, but it is still not clear whether it has caused the extinction of
native species or not. True to the nature of invasive fish species, Tilapia has
reproduced quickly wherever they have invaded, and always in huge numbers. Even
if they are invasive however, Tilapia is considered tasty by many people, and
for that reason, it has become a popular choice as a fish dish. It is also for
that reason that Tilapia as a species has already gained sufficient economic
value, providing livelihood to many fish farmers and contributing to the diet
of many people.
Regardless of the scientific facts, most of us
Filipinos are not aware that Tilapia is an invasive species. Instead, most of
us think that Tilapia is a native species. That is so because Tilapia has been
in our local waters for so many decades, perhaps for almost a hundred years
already. According to fisheries expert Romualdo Pol of the BFAR, there is
already a growing notion that Tilapia has already become a “naturalized” fish
species, because it is already generally accepted, and because it has already
created its own economic value. Nonetheless, being a “naturalized” foreign
species still sounds an oxymoron.
Given all that background information, it appears that
the government now finds itself in a damn if they do, damn if they don’t situation.
If the government declares that Tilapia is still an invasive fish species up to
now, it has no choice but to take the necessary actions to exterminate and
remove these from our local waters. If the government does that, it will
destroy the livelihood of many fishermen and deprive many households of an
affordable source of food. If, however,
the government will legally declare that Tilapia is already a “naturalized”
fish species, meaning that is no longer an invasive species, then it could
still endanger the native species, knowing that invasive species eat the eggs
and fingerlings of the latter.
How do we end this dilemma? I do not have the answer myself, and all that I could think of right now is to ask the Office of the President (OP) to create an inter-agency committee to resolve this question. The lead agency for this could be the Secretary of the DENR, assisted by the Secretaries or Heads of NEDA, DTI, DA and BFAR. Many other countries have declared an all-out war on Tilapia as an invasive species. Do they know something that we don’t? Your friend, IKE SENERES/11-18-2024/Visit my blog senseneres.blogspot.com
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